Alert archive / New Jersey / Special Weather Statements in 2017

Special Weather Statement, NWS Philadelphia/Mount Holly

March 1, 20174 counties in New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at Mar 1, 2017, 3:16 PM EST for 4 counties in New Jersey. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 1, 2017, 3:16 PM EST (20:16 UTC)
Expired
Mar 1, 2017, 4:00 PM EST
In force
44 min
Issued by
NWS Philadelphia/Mount Holly

Counties Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Salem County, NJ

The radar

The Philadelphia radar (KDIX), 53 km from the middle of the area, began a volume at 20:19 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 8.3 hours before the alert went out and 102 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Phillips Aaf/Abe, MD at 12:00Z on 2017-03-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Phillips Aaf/Abe, MD at 12:00Z on 2017-03-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 212 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
624 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
212 m²/s²
0-3 km storm-relative helicity
284 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

929 
WWUS81 KPHI 012016
SPSPHI

Special Weather Statement
National Weather Service Mount Holly NJ
316 PM EST WED MAR 1 2017

NJZ016>019-021-022-027-012100-
Northwestern Burlington-Salem-Cumberland-Camden-Atlantic-Southeastern
Burlington-Gloucester-
316 PM EST WED MAR 1 2017

...A SHOWER WILL AFFECT NORTHWESTERN ATLANTIC...NORTHERN
CUMBERLAND...CENTRAL SALEM...CAMDEN...GLOUCESTER AND CENTRAL
BURLINGTON COUNTIES...

At 315 PM EST, a shower was located near Mullica Hill, or 15 miles
southwest of Gloucester City, moving east at 50 mph.

Winds in excess of 45 mph are possible with this shower.

Locations impacted include...
Evesham, Deptford, Voorhees, Medford, Glassboro, Lindenwold,
Hammonton, Bellmawr, Woodbury, Pitman, Clayton, Berlin, Tabernacle,
Shamong, Magnolia, Egg Harbor City, Woodstown, Alloway, Woodbury
Heights and Presidential Lakes Estates.

This shower may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

LAT...LON 3955 7539 3977 7540 4001 7455 3978 7446
      3958 7452
TIME...MOT...LOC 2015Z 261DEG 45KT 3969 7523 

$$

JRK

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 1, 3:32 AM ESTGale WarningPHI36 hr
Mar 1, 2:00 PM ESTSevere Thunderstorm WarningPHISalem45 min
Mar 1, 2:21 PM ESTSpecial Marine WarningPHI54 min
Mar 1, 2:45 PM ESTSevere Thunderstorm WarningPHIAtlantic, Cape May, Cumberland60 min
Mar 1, 2:46 PM ESTSpecial Weather StatementPHICamden, Gloucester29 min
Mar 1, 2:55 PM ESTSpecial Weather StatementPHIHunterdon, Morris, Somerset, Sussex, Warren35 min
Mar 1, 2:57 PM ESTSpecial Marine WarningPHI63 min
Mar 1, 3:09 PM ESTWind AdvisoryPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more19 hr
Mar 1, 3:43 PM ESTSpecial Weather StatementPHIAtlantic, Burlington, Camden, Ocean32 min
Mar 1, 3:52 PM ESTSpecial Marine WarningPHI83 min
Mar 1, 4:00 PM ESTSpecial Marine WarningPHI60 min
Mar 1, 4:00 PM ESTSevere Thunderstorm WarningPHIBurlington, Ocean31 min
Mar 1, 2:02 PM ESTSpecial Weather StatementPHIBerks, Chester, Lehigh43 min
Mar 1, 2:09 PM ESTSevere Thunderstorm WarningPHIBerks, Bucks, Chester, Lehigh, Montgomery, Northampton51 min
Mar 1, 2:31 PM ESTSpecial Weather StatementPHINorthampton29 min
Mar 1, 2:09 PM ESTSevere Thunderstorm WarningPHICaroline, Kent, Queen Anne's, Talbot51 min

Nearby

Special Weather Statements in New Jersey, 2017Every special weather statement in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.